AC DC Converters

Image Part Number Description / PDF Quantity Rfq
PFE500SA12/T

PFE500SA12/T

TDK-Lambda, Inc.

AC/DC CONVERTER 12V 396W

88

KPSA53R3

KPSA53R3

TDK-Lambda, Inc.

AC/DC CONVERTER 3.3V 5W

0

KPS1512

KPS1512

TDK-Lambda, Inc.

AC/DC CONVERTER 12V 15W

79910

KPS105

KPS105

TDK-Lambda, Inc.

AC/DC CONVERTER 5V 10W

1674

KMT40-51515

KMT40-51515

TDK-Lambda, Inc.

AC/DC CONVERTER 5V +/-15V 40W

35

KAS4-15

KAS4-15

TDK-Lambda, Inc.

AC/DC CONVERTER 15V 4W

14

KMD15-1515

KMD15-1515

TDK-Lambda, Inc.

AC/DC CONVERTER +/-15V 15W

26

PFE500SA28

PFE500SA28

TDK-Lambda, Inc.

AC/DC CONVERTER 28V 504W

314

KWS15A-12

KWS15A-12

TDK-Lambda, Inc.

AC/DC CONVERTER 12V 15W

841

PFE700SA48

PFE700SA48

TDK-Lambda, Inc.

AC/DC CONVERTER 51V 714W

9

KPSA1015

KPSA1015

TDK-Lambda, Inc.

AC/DC CONVERTER 15V 10W

253

PFH500F-28-1D0-R

PFH500F-28-1D0-R

TDK-Lambda, Inc.

AC/DC CONVERTER 28V 504W

2040

KMS60A-15

KMS60A-15

TDK-Lambda, Inc.

AC/DC CONVERTER 15V 60W

0

PFE500F12/T

PFE500F12/T

TDK-Lambda, Inc.

AC/DC CONVERTER 12V 500W

2449

KMD40-55

KMD40-55

TDK-Lambda, Inc.

AC/DC CONVERTER +/-5V 40W

56

KMD15-1212

KMD15-1212

TDK-Lambda, Inc.

AC/DC CONVERTER +/-12V 15W

41

KMS15-24

KMS15-24

TDK-Lambda, Inc.

AC/DC CONVERTER 24V 15W

75

KWD10-1515

KWD10-1515

TDK-Lambda, Inc.

AC/DC CONVERTER +/-15V 10W

222

KMD40-524

KMD40-524

TDK-Lambda, Inc.

AC/DC CONVERTER 5V 24V 40W

9

KMS60A-5

KMS60A-5

TDK-Lambda, Inc.

AC/DC CONVERTER 5.1V 51W

129

AC DC Converters

1. Overview

Board mount AC DC converters are electronic devices that convert alternating current (AC) from mains power to direct current (DC) at required voltage levels. These components are critical in modern electronics, enabling power supply to printed circuit boards (PCBs) across diverse applications. They ensure safe voltage transformation, electrical isolation, and stable power delivery in compact form factors.

2. Main Types & Functionality

TypeFunctional CharacteristicsApplication Examples
Isolated AC-DC ConvertersProvide galvanic isolation between input and output circuitsMedical equipment, industrial controllers
Non-Isolated AC-DC ConvertersDirect connection between input and output with shared groundConsumer electronics, LED lighting
Modular AC-DC ConvertersStandardized footprints with integrated EMI filteringTelecom infrastructure, test equipment

3. Structure & Components

Typical construction includes: - Die-cast aluminum housing with heat dissipation fins - PCB assembly with bridge rectifier, PFC circuitry, and switching MOSFETs - Transformer for voltage conversion and isolation - Output capacitors and voltage regulation ICs - Safety-certified insulation barriers between primary/secondary sides

4. Key Technical Parameters

ParameterDescription & Importance
Input Voltage Range90-264VAC (global compatibility)
Output Power3-500W (determines load capacity)
Efficiency85-94% (impacts thermal management)
Isolation Voltage1500-3000VAC (safety compliance)
Operating Temperature-40 C to +85 C (environmental reliability)

5. Application Fields

Key industries include: - Industrial automation (PLC systems, motor drives) - Medical devices (patient monitors, diagnostic equipment) - IT infrastructure (servers, data storage) - Smart home systems (HVAC controllers, security devices) - Renewable energy systems (solar inverters, battery storage)

6. Leading Manufacturers

ManufacturerRepresentative Product
TDK-LambdaDRB-25-24 (25W medical-grade converter)
Mean WellIRM-10-05 (10W industrial power supply)
CUI IncPBO-10-12 (10W open-frame converter)
RECOM PowerRAC05-05SK/277 (5W industrial converter)

7. Selection Guidelines

Key considerations: - Match input/output requirements with system specifications - Verify safety certifications (UL, CE, IEC60601) - Evaluate thermal management needs - Consider PCB layout constraints - Balance cost vs reliability requirements

8. Industry Trends

Emerging developments: - Increased efficiency targets (>94%) through GaN/SiC technology - Miniaturization with planar magnetics integration - Smart converters with digital monitoring interfaces - Enhanced EMC performance for IoT applications - Energy harvesting compatibility in low-power designs

RFQ BOM Call Skype Email
Top